Cefoxitin

Cefoxitin is a second-generation cephamycin antibiotic developed by Merck & Co., Inc. from Cephamycin C in the year following its discovery, 1972. It was synthesized in order to create an antibiotic with a broader spectrum. It is often grouped with the second-generation cephalosporins. Cefoxitin requires a prescription and as of 2010 is sold under the brand name Mefoxin by Bioniche Pharma, LLC. The generic version of cefoxitin is known as cefoxitin sodium.

Cefoxitin
Clinical data
Trade namesMefoxin, Renoxitin, others
AHFS/Drugs.comMonograph
MedlinePlusa682737
License data
Pregnancy
category
  • AU: B1
Routes of
administration
Intravenous
ATC code
Legal status
Legal status
  • AU: S4 (Prescription only)
  • UK: POM (Prescription only)
  • US: WARNINGRx-only
Pharmacokinetic data
Metabolismminimal
Elimination half-life41-59 min
Excretion85% urine
Identifiers
  • (6R,7S)-3-(carbamoyloxymethyl)-7-methoxy-
    8-oxo-7-[(2-thiophen-2-ylacetyl)amino]-5-thia-
    1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
CAS Number
PubChem CID
DrugBank
ChemSpider
UNII
KEGG
ChEBI
ChEMBL
CompTox Dashboard (EPA)
ECHA InfoCard100.047.841
Chemical and physical data
FormulaC16H17N3O7S2
Molar mass427.45 g·mol−1
3D model (JSmol)
Melting point149 to 150 °C (300 to 302 °F) (dec.)
SMILES
  • O=C2N1/C(=C(\CS[C@@H]1[C@]2(OC)NC(=O)Cc3sccc3)COC(=O)N)C(=O)O
  • InChI=1S/C16H17N3O7S2/c1-25-16(18-10(20)5-9-3-2-4-27-9)13(23)19-11(12(21)22)8(6-26-15(17)24)7-28-14(16)19/h2-4,14H,5-7H2,1H3,(H2,17,24)(H,18,20)(H,21,22)/t14-,16+/m1/s1 Y
  • Key:WZOZEZRFJCJXNZ-ZBFHGGJFSA-N Y
 NY (what is this?)  (verify)
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